CVE-2012-1433

CVE-2012-1433 is a medium-severity vulnerability in Ahnlab V3 Internet Security with a CVSS 2.0 base score of 4.3. Its EPSS exploit-prediction score of 94% places it in the 100th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-264.

Key facts

Description

The Microsoft EXE file parser in AhnLab V3 Internet Security 2011.01.18.00, Emsisoft Anti-Malware 5.1.0.1, eSafe 7.0.17.0, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, and Panda Antivirus 10.0.2.7 allows remote attackers to bypass malware detection via an EXE file with a \4a\46\49\46 character sequence at a certain location. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different EXE parser implementations.

Frequently asked questions

What is CVE-2012-1433?
The Microsoft EXE file parser in AhnLab V3 Internet Security 2011.01.18.00, Emsisoft Anti-Malware 5.1.0.1, eSafe 7.0.17.0, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, and Panda Antivirus 10.0.2.7 allows remote attackers to bypass malware detection via an EXE file with a \4a\46\49\46 character sequence at a certain location. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different EXE parser implementations.
How severe is CVE-2012-1433?
CVE-2012-1433 has a CVSS 2.0 base score of 4.3, rated medium severity.
Is CVE-2012-1433 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 94% (100th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2012-1433?
CVE-2012-1433 primarily affects Ahnlab V3 Internet Security. In total, 5 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2012-1433?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2012-1433 published?
CVE-2012-1433 was published on 2012-03-21 and last updated on 2026-06-16.

References

Affected products (5)

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